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  1. Home
  2. Compare Franchises
  3. Burger King vs Sonic Drive-In
Franchise Comparison•burger vs burger•Updated Mar 2026

Burger King vs Sonic Drive-InFranchise Comparison 2026

Burger King and Sonic Drive-In represent two different approaches in the QSR space. Here's how they compare on investment costs, fees, revenue potential, and market presence.

Quick Comparison

Lower Investment
Burger King
$1.8M vs $2.4M avg
Higher Revenue
Sonic Drive-In
$1.4M vs $1.5M
Lower Fees
Sonic Drive-In
8.5% vs 8.5% total

Side-by-Side Comparison

MetricBurger KingSonic Drive-InDifference
Franchise Fee$50,000$45,000+11%
Total Investment (Low)$316,000$1.2M-74%
Total Investment (High)$3.3M$3.5M-6%
Cash Required$500,000$1.0M-50%
Royalty Rate4.5%4.0%Higher
Advertising Fee4.0%4.5%Lower
Estimated Revenue$1.4M$1.5M-7%
Number of Locations7,0003,500More
Year Founded19541953Newer
Training Duration8 weeks6 weeksLonger

Note: Data sourced from public FDD filings and industry reports. Actual costs vary by location, real estate, and format. Always review current FDD Item 7 and Item 19 disclosures before making investment decisions.

Detailed Analysis

About Burger King

Flame-grilled burger concept with strong international presence. Owned by Restaurant Brands International.

Category: burger
Locations: 7,000
Founded: 1954
Avg Revenue: $1.4M

About Sonic Drive-In

Drive-in format with extensive menu and beverage focus. Requires significant land and infrastructure investment.

Category: burger
Locations: 3,500
Founded: 1953
Avg Revenue: $1.5M

Investment Comparison

Burger King requires a lower initial investment (avg $1.8M) compared to Sonic Drive-In(avg $2.4M), making it more accessible for first-time franchisees. However, Sonic Drive-In may offer higher revenue potential.

Fee Structure

Both brands have similar ongoing fee structures (8.5% total), so the difference in profitability will primarily come from top-line revenue, operating efficiency, and local market conditions.

Market Position

Burger King has a significantly larger footprint with 7,000 locations compared to Sonic Drive-In's 3,500. This larger network typically means better brand recognition, more purchasing power, and stronger operational support.

Related Comparisons

McDonald's vs Sonic Drive-In

$1.8M avg investment

Wendy's vs Sonic Drive-In

$2.4M avg investment

Five Guys vs Burger King

$473,500 avg investment

Culver's vs Sonic Drive-In

$5.6M avg investment

View all franchise comparisons

Frequently Asked Questions

How much does it cost to open a Burger King vs Sonic Drive-In franchise?

Burger King requires an initial investment of $316,000 to $3.3M, while Sonic Drive-In requires $1.2M to $3.5M. Burger King has the lower average investment at $1.8M.

What are the ongoing fees for Burger King vs Sonic Drive-In?

Burger King charges a 4.5% royalty plus 4.0% advertising fee (8.5% total). Sonic Drive-In charges 4.0% royalty plus 4.5% advertising fee (8.5% total). Sonic Drive-In has lower total ongoing fees.

Which franchise makes more money: Burger King or Sonic Drive-In?

Based on estimated average unit revenue, Sonic Drive-In generates $1.5M per location compared to $1.4M for Burger King. However, profitability depends on many factors including local market, operating costs, and management.

How many locations does Burger King have vs Sonic Drive-In?

Burger King has 7,000 locations, while Sonic Drive-In has 3,500 locations. Burger King has the larger footprint, which typically means stronger brand recognition and supply chain advantages.

Is Burger King or Sonic Drive-In a better franchise investment in 2026?

Both Burger King and Sonic Drive-In are established QSR brands with proven models. Burger King offers a lower entry point, while Sonic Drive-In shows higher average revenue. The best choice depends on your available capital, local market conditions, and personal goals. Always review the current FDD before making investment decisions.

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